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Siding contractors · updated Nov 4, 2026

Hardie and fiber-cement siding on Seattle plans

More than 340 projects in progress

whose plans call for Hardie or fiber-cement siding - more than 220 in North Seattle and more than 110 in South Seattle.

Fiber cement is the siding on most new Seattle houses and townhomes. The siding schedule on the elevations tells you the profile, the reveal and the color.

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Projects with Hardie siding on the plansThe other projects in progress a siding company seesEach dot is one project, moved to its own spot inside a square about 450 m across: no dot sits on a house.Imagery: USDA, USGS The National Map

What is on the plans

  • "HARDIE LAP SIDING 6" REVEAL" on an elevation
  • "FIBER-CEMENT PLANK SIDING, 7" REVEAL" and "FIBER-CEMENT PANEL SIDING"
  • Siding schedules: "6" horizontal shiplap, Hardie panel or similar fiber cement"

More than 110 are at the siding stage today. More than 220 reach that stage in the coming weeks.

A good time to call: when the walls are wrapped and the windows are in. In the app, search the plans for "hardie".

The phone numbers and the plans

Build Radar has a phone number on file for at least 9 in 10 of the more than 2,080 projects in progress a siding company sees in Seattle, and the plans for at least 6 in 10.

Counted in Build Radar's records on Nov 4, 2026: a project counts when it has the owner's, the builder's, the applicant's or the architect's phone number.

Seats and price

Each Seattle area sells a set number of siding seats.

AreaSiding seatsPrice
North Seattle3 seats$1,000 a month
South Seattle2 seats$1,000 a month

Plus sales tax where it applies. Start with 3 free projects, with no card.

Questions

How many Seattle projects have Hardie siding on the plans?

More than 340 projects whose plans call for Hardie or fiber-cement siding, from the public plans and permits on Nov 4, 2026. That is more than 220 in North Seattle and more than 110 in South Seattle.

When should I call the builder?

When the walls are wrapped and the windows are in. Build Radar shows the last inspection each project passed, so you can call at the right time.

Does Build Radar have the phone numbers and the plans?

Build Radar has a phone number on file for at least 9 in 10 of the more than 2,080 projects in progress a siding company sees in Seattle, and the plans for at least 6 in 10.

How many seats are there?

North Seattle: 3; South Seattle: 2. $1,000 a month per area.

Where these numbers come from

Build Radar reads the public permit records and the plan sets the city posts, and its plan search finds the words on every page. Each project here was found by that search and read: code text, legends, abbreviation lists and "X or Y" options do not count. Only projects in progress count - not finished, not cancelled, not a year old with no inspection - and only the ones that trade sees in the app.

Each number is rounded down to the nearest 10, and a number under 10 is not shown. These counts are from Nov 4, 2026. Each dot on the map is moved to its own spot inside a square about 450 m across, so no dot sits on a house.

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